1 files changed, 8 insertions, 0 deletions
diff --git a/test/t/array.rb b/test/t/array.rb
index cf7ed4704..4efc5166a 100644
--- a/test/t/array.rb
+++ b/test/t/array.rb
@@ -13,6 +13,14 @@ assert('Array.[]', '15.2.12.4.1') do
   assert_equal([1, 2, 3], Array.[](1,2,3))
 end
 
+class SubArray < Array
+end
+
+assert('SubArray.[]') do
+  a = SubArray[1, 2, 3]
+  assert_equal(SubArray, a.class)
+end
+
 assert('Array#+', '15.2.12.5.1') do
   assert_equal([1, 1], [1].+([1]))
 end